4-A      DUCTED SPLIT UNITS – SINGLE SKIN
               
4-B      DUCTED SPLIT UNITS – DOUBLE SKIN

4-C      CLOSE CONTROL UNITS

4-D      ICE THERMAL STORAGE

4-E      PACKAGE UNITS

4-F       SPLIT UNIT AIR-CONDITIONING UNIT (DECORATIVE TYPE)

4-G      WINDOW AIR CONDITIONING UNITS